#VU21269 Reflected cross-site scripting in iCMS - CVE-2019-11427
Published: September 23, 2019 / Updated: April 27, 2020
Vulnerability identifier: #VU21269
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear
CVE-ID: CVE-2019-11427
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
iCMS
iCMS
Software vendor:
iCMS
iCMS
Description
The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data passed via the "public/api.php?app=search" q parameter to the "app/search/search.app.php" file. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
PoC:
http://[host]/public/api.php?app=search&q=admin%27l0cub%2522autofocus%0aonfocus%01%253dconfirm(1)%20%253d%2522b%2522alzbkRemediation
Install updates from vendor's website.